/*body , ul ,li{
    margin: 0;
    padding: 0;
}*/
body {
   /* height: 2500px;*/
    font: 14px/1.5 "Helvetica Neue",Helvetica,Arial,"Microsoft Yahei","Hiragino Sans GB","Heiti SC","WenQuanYi Micro Hei",sans-serif;
}
ul {
    list-style-type: none;
}
a {
    text-decoration: none;
}

/* header */
.header {
    height: 100px;
    width: 1300px;
    background-color: #bb3e03;
    color: white;
    position:relative;
    float: top;
    overflow-x: hidden; overflow-y: hidden;
}
.header-logo {
    float: left;
    width: 62px;
    /* height: 55px; */
    margin-top: 22px;
    /* border: 1px solid black; */
}
.header-logo a {
    display: block;
    width: 55px;
    height: 55px;
    background: #bb3e03 url(../images/图标.png) no-repeat 50% 100%;
}
.header-logo .lr {
    text-align: left;
    text-indent: -9992em;
}

/* header nav */
.header-nav {
    float: left;
    width: 820px;
    height: 100px;
    /* border: 1px solid black; */
}
.header-nav .nav-list{
    width: 820px;
    height: 88px;
    font-size: 16px;
    padding: 12px 0 0 30px;
}
.header-nav .nav-list .nav-category {
    float: left;
    width: 200px;
    padding: 0 15px 0 0;
}
.header-nav .nav-list .nav-category a{
    display: block;
    padding: 26px 0 38px;
    text-align: right;
    color: white;
}
.header-nav .nav-list .nav-item {
    float: left;
}
.header-nav .nav-list .nav-item a {
    display: block;
    padding: 26px 10px 38px;
    color:white;
}
.header-nav .nav-list .nav-item a:hover{
    color: #ff6700;
}

.header-search {
    float: right;
    width: 296px;
    height: 50px;
    margin-top: 25px;
    /* border: 1px solid black; */
}

.header-search .search-form {
    position: relative;
    display: block;
    width: 296px;
    height: 50px;
}
.header-search .search-form .search-text {
    position: absolute;
    top: 0;
    right: 51px;
    display: block;
    width: 245px;
    height: 50px;
    line-height: 50px;
    border: 1px solid #e0e0e0;
    outline: 0;
}
.header-search .search-form .search-btn {
    position: absolute;
    top: 0;
    right: 0;
    display: block;
    width: 52px;
    height: 50px;
    border: 1px solid #e0e0e0;
    font-size: 24px;
    line-height: 24px;
    background: #fff;
    color: #616161;
    outline: 0;
}
.header-search .search-form .search-btn:hover {
    background-color: #ff6700;
    color: #fff;
}